US Bridges

IH 20 Nfr over Trib of Brazos River

Good

Palo Pinto County, Texas · 1.7 MI E of US 281 · Structure no. 021820031402111

Built
1934
91 years old, rebuilt 1971
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
229
2021 count
Owner
State
State Highway Agency

About this bridge

IH 20 Nfr over Trib of Brazos River is a concrete culvert carrying IH 20 Nfr over Trib of Brazos River in Palo Pinto County, Texas. It was built in 1934 and reconstructed in 1971, so it is 91 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 229 vehicles a day, roughly 31% of them trucks, projected to reach 4,590 by 2033. The structure is 34 ft (10.4 m) long and 37 ft wide.

CarriesIH 20 Nfr
CrossesTrib of Brazos River
Location1.7 MI E of US 281
RouteInterstate 20
StateTexas
Coordinates32.62362, -98.08555
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width37 ft (11.4 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic229 (2021)
Projected traffic4,590 by 2033
Trucks31%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 20 Nfr over Trib of Brazos River built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1971.

What condition is IH 20 Nfr over Trib of Brazos River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does IH 20 Nfr over Trib of Brazos River carry?

About 229 vehicles per day (2021 count), of which roughly 31% are trucks.

How long is IH 20 Nfr over Trib of Brazos River?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 37 ft wide.

Who owns IH 20 Nfr over Trib of Brazos River?

It is owned by the State Highway Agency.